<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body{
            background-color: #34495e;
        }
        .container{
            position: relative;
            width: 100%;
            height: 100vh;
        }
        .container .box{
            position: absolute;
            top: calc(50% - 200px);
            left: calc(50% - 200px);
            width: 400px;
            height: 400px;
            transform-style: preserve-3d;/*  表示所有子元素在3D 空间呈现 */
            transform: rotateX(-18deg) rotateY(17deg) translate3d(12px, -34px, -86px);
        }
        .container .box > div{
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            transform-style: preserve-3d;
        }
        .container .box > div span{
            position: absolute;
            top: 0;
            left: 0;
            display: block;
            width: 100%;
            height: 100%;
            background-color: #fff;
            border: 1px solid rgba(0, 0, 0, 1);
        }
        .container .box > div span video{
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: blur(0);
        }
        .container video{
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: blur(20px);
        }
        .container .box > div span:nth-child(1){
            transform: rotateX(0deg) translate3d(0, 0, 200px);
        }
        .container .box > div span:nth-child(2){
            transform: rotateX(-90deg) translate3d(0, 0, -200px);
        }
        .container .box > div span:nth-child(2) video{
            transform: rotateX(180deg);
        }
        .container .box > div span:nth-child(3){
            transform: rotateY(-90deg) translate3d(0, 0, 200px);
        }
    </style>
</head>
<body>
    <div class="container">
        <video src="./test.mp4" autoplay="" muted="" loop=""></video>
        <div class="box">
            <div>
                <span><video src="./test.mp4" autoplay="" muted="" loop=""></video></span>
                <span><video src="./test.mp4" autoplay="" muted="" loop=""></video></span>
                <span><video src="./test.mp4" autoplay="" muted="" loop=""></video></span>
            </div>
        </div>
    </div>
</body>
</html>